Home / 28,600.28-42,888.54-11,060

Finding the Fourth Proportional to 28,600.28, 42,888.54 and 11,060

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Solution

The fourth proportional to 28,600.28, 42,888.54 and 11,060 is: 16,585.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,600.28 : 42,888.54 = 11,060 : x
  2. Step 2: Convert to fraction form
    28,600.28/42,888.54 = 11,060/x
  3. Step 3: Cross multiply
    28,600.28x = 42,888.54 × 11,060
  4. Step 4: Simplify right side
    28,600.28x = 474,347,252.40
  5. Step 5: Solve for x
    x = 474,347,252.40/28,600.28
  6. Step 6: Final answer
    x = 16,585.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.